10         20         30        40        50        60
CACCACACGCUGUUGUGUC-   UG    G-|              A       UUGAGAC 
                    UGU  GCCA  GGGAAUUCCUGGCAG GUGAUUU       U
                    ACA  CGGU  CCUUUAGGGACCGUU CACUAAG       A
UUUACUCGCACGAAAGAAGC   GU    AA^              A       UCAGGAC 
120       110       100        90        80        70